<template>
  <div :class="prefixCls">
    <quill-editor v-model="content" ref="myQuillEditor" :content="value" :options="editorOption"
      @blur="onEditorBlur($event)" @focus="onEditorFocus($event)" @ready="onEditorReady($event)"
      @change="onEditorChange($event)">
    </quill-editor>
  </div>
</template>

<script>
import { quillEditor } from 'vue-quill-editor'
import 'quill/dist/quill.core.css'
import 'quill/dist/quill.snow.css'

export default {
  name: 'JNPFQuill',
  components: { quillEditor },
  props: {

    prefixCls: {
      type: String,
      default: 'jnpf-editor-quill'
    },
    // 表单校验用字段
    // eslint-disable-next-line
    value: {
      type: String
    },
    placeholder: {
      type: String,
      default: '请输入'
    }
  },
  data() {
    return {
      content: this.value,
      editorOption: {
        modules: {
          toolbar: [
            ["bold", "italic", "underline", "strike"],
            [{ header: [1, 2, 3, 4, 5, 6, false] }],
            [{ size: ["small", false, "large", "huge"] }],
            [{ color: [] }, { background: [] }],
            ["blockquote", "code-block"],
            [{ list: "ordered" }, { list: "bullet" }],
            [{ indent: "-1" }, { indent: "+1" }],
            [{ align: [] }],
            [{ direction: "rtl" }],
            ["clean"],
            ["link", "image"],
          ]
        },
        theme: 'snow',
        placeholder: this.placeholder
      }
    }
  },
  methods: {
    onEditorBlur(quill) {
      // console.log('editor blur!', quill)
    },
    onEditorFocus(quill) {
      // console.log('editor focus!', quill)
    },
    onEditorReady(quill) {
      // console.log('editor ready!', quill)
    },
    onEditorChange({ quill, html, text }) {
      // console.log('editor change!', quill, html, text)
      // this.$emit('change', html)
      this.$emit("input", this.content);
    },
    insertText(content) {
      let quill = this.$refs.myQuillEditor.quill
      let index = quill.selection.savedRange.index
      quill.insertText(index, content)
      index += content.length
      quill.setSelection(index)
    }
  },
  computed: {
    editor() {
      return this.$refs.myQuillEditor.quill
    }
  },
  watch: {
    value(val) {
      this.content = val
    },
    placeholder(val) {
      this.$set(this.editorOption, 'placeholder', val)
    }
  }
}
</script>
<style lang="scss" scoped>
.jnpf-editor-quill {
  >>> .ql-editor {
    min-height: 400px;
    white-space: normal !important;
  }
  >>> .ql-toolbar.ql-snow {
    border: 1px solid #dcdfe6;
    border-bottom: 0;
    border-radius: 4px 4px 0 0;
  }
  >>> .ql-container {
    white-space: pre-wrap !important;
    .ql-snow {
      border: 1px solid #dcdfe6;
      border-radius: 0 0 4px 4px;
    }
  }
}
</style>
